If you're using a Blackberry then you encrypt the entire device. The entire memory is encrypted with the device password and a wipe is triggered from too many i

If you're using a Blackberry then you encrypt the entire device. The entire memory is encrypted with the device password and a wipe is triggered from too many incorrect passwords. I don't know if the Exchange devices do the same thing - our company requires this kind of security, so we still only allow Blackberry.